2600S-901-01 Rev. C / January 2008 Return to Section Topics 6-13
Series 2600 System SourceMeter® Instruments Reference Manual Section 6: Range, Digits, Speed, Rel, and Filters
Figure 6-2
Median Filter
Conversion
#1
#1
#1
Reading
#1
Conversion
#2
#1
#1
Reading
#2
Conversion
#3
#2
#1
Middle Value
Reading
#3
A. Type - Median, Readings=3
Remote filter programming
Filter commands
Table 6-6 summarizes filter commands. See Section 12 for more details.
Table 6-6
Filter commands
Commands* Description
smuX.measure.filter.count = count
smuX.measure.filter.enable = smuX.FILTER_ON
smuX.measure.filter.enable = smuX.FILTER_OFF
smuX.measure.filter.type = smuX.FILTER_MEDIAN
smuX.measure.filter.type = smuX.FILTER_MOVING_AVG
smuX.measure.filter.type = smuX.FILTER_REPEAT_AVG
Set filter count (1 to 100).
Enable filter.
Disable filter.
Select median filter type.
Select moving average filter type.
Select repeat filter type.
* smuX = smua for the Model 2601/2611; smuX = smua (Channel A) or smub (Channel B) for the Model 2602/2612.
Filter programming example
The example below programs filter aspects as follows:
• Filter type: moving average
• Filter count: 10
• Filter state: enabled
smua.reset()
--Restore Series 2600 defaults.
smua.measure.filter.count = 10
--Program count to 10.
smua.measure.filter.type = smua.FILTER_MOVING_AVG
--Moving average filter type.
smua.measure.filter.enable = smua.FILTER_ON
--Enable filter.
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